Perhaps you should try some spelling variations:
investment package » investment damage, investment linkages, investment backward
based investment » fixed investment, best investment, bond investment
investment does » investment data, investment assets, investment across
event based » agent based
kent sector » meat sector, heat sector, cement sector

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. event based investment does ) OR ( h. kent sector investment package ))~.
• Adding a wildcard symbol may retrieve word variants: (( h. event based investment does ) or ( h. kent sector investment package ))*.